Term: double-strand polymer https://doi.org/10.1351/goldbook.D01852 Definition: A polymer the macromolecules of which are double-strand macromolecules. Notes: 0) A polymer, the macromolecules of which are @S05882@ is termed a spiro polymer. 1) A polymer, the macromolecules of which are @L03441@ is termed a ladder polymer. Related Terms: 1) spiro macromolecules (http://doi.org/10.1351/goldbook.S05882). 2) ladder macromolecules (http://doi.org/10.1351/goldbook.L03441). 3) polymer (http://doi.org/10.1351/goldbook.P04735). 4) macromolecules (http://doi.org/10.1351/goldbook.M03667). 5) double-strand macromolecules (http://doi.org/10.1351/goldbook.D01851). Source: PAC, 1996, 68, 2287. 'Glossary of basic terms in polymer science (IUPAC Recommendations 1996)' on page 2304 (https://doi.org/10.1351/pac199668122287) Citation: 'double-strand polymer' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.D01852 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.